With a 2.5-liter Hydraulics™ LT reservoir and just enough room for extra layers and your repair kit, the men's Osprey Siskin 12 hydration pack is a fully featured yet streamlined trail companion.
- Designed to provide stability and comfort—even on the gnarliest trails
- Made from recycled nylon with a PFAS-free durable water repellent (DWR) finish
- Direct zip-access path to reservoir compartment; includes a Hydraulics LT 2.5 L reservoir
- U-zip access to main compartment; interior tool organization
- Front fabric shove-it pocket with upper side compression straps; scratch-free, heat-embossed zippered slash pocket; 2 zippered hipbelt pockets
- LidLock helmet attachment
- Magnetic sternum strap bite-valve attachment
- Blinker light attachment (light not included)
Imported.
View all Osprey Cycling Hydration Backpacks| Best Use | Mountain Biking |
|---|---|
| Frame Type | Frameless |
| Gear Capacity (L) | 12 liters |
| Gear Capacity (cu. in.) | 732 cubic inches |
| Reservoir Compatible | Yes |
| Reservoir Included | Yes |
| Bottle(s) Included | None |
| Liquid Capacity (L) | 2.5 liters |
| Liquid Capacity (fl. oz.) | 84.5 fluid ounces |
| Weight | Unavailable |
| Fits Torso Length (in.) | 17-21 inches |
| Fits Waist/Hips | 25-50 inches |
| Material(s) | 400-denier recycled high-tenacity nylon (bluesign approved) |
| BPA Free | Yes |
| Frame Material | Atilon foam framesheet |
| Pack Access | Panel |
| Number of Exterior Pockets | 4 + main compartment |
| Hipbelt | Yes |
| Hipbelt Pockets | Yes |
| Bite Valve Shut-off Switch | Yes |
| Raincover Included | No |
| Gender | Men's |
| Sustainability | Contains recycled materials Contains materials that meet the bluesign® criteria |